[IrcNotification] New Task

1 files changed, 326 insertions, 0 deletions

diff --git a/src/main/java/org/openslx/satserver/util/IrcClient.java b/src/main/java/org/openslx/satserver/util/IrcClient.java
new file mode 100644
index 0000000..f7b6632
--- /dev/null
+++ b/src/main/java/org/openslx/satserver/util/IrcClient.java
@@ -0,0 +1,326 @@
+package org.openslx.satserver.util;
+
+import java.io.IOException;
+import java.security.KeyManagementException;
+import java.security.NoSuchAlgorithmException;
+import java.security.SecureRandom;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import javax.net.ssl.KeyManager;
+import javax.net.ssl.TrustManager;
+
+import org.apache.log4j.Logger;
+import org.schwering.irc.lib.IRCConfig;
+import org.schwering.irc.lib.IRCConfigBuilder;
+import org.schwering.irc.lib.IRCConnection;
+import org.schwering.irc.lib.IRCConnectionFactory;
+import org.schwering.irc.lib.IRCEventListener;
+import org.schwering.irc.lib.IRCExceptionHandler;
+import org.schwering.irc.lib.IRCSSLSupport;
+import org.schwering.irc.lib.IRCTrafficLogger;
+import org.schwering.irc.lib.IRCUser;
+import org.schwering.irc.lib.util.IRCModeParser;
+
+public class IrcClient
+{
+
+	private static final Logger LOGGER = Logger.getLogger( IrcClient.class );
+
+	private static final Map<String, Wrapper> connections = new HashMap<>();
+
+	static
+	{
+		new Thread() {
+			public void run()
+			{
+				while ( !Thread.interrupted() ) {
+					try {
+						Thread.sleep( 60000 );
+					} catch ( InterruptedException e ) {
+						return;
+					}
+					List<Wrapper> copy;
+					synchronized ( connections ) {
+						copy = new ArrayList<Wrapper>( connections.values() );
+					}
+					for ( Wrapper c : copy ) {
+						c.ping();
+					}
+				}
+			};
+		}.start();
+	}
+
+	public static void sendMessage( String serverAddress, String channel, String nick, String message, List<String> outErrors )
+	{
+		String host = serverAddress;
+		Wrapper wrapper = null;
+		int port = -1;
+		boolean ssl = false;
+		synchronized ( connections ) {
+			wrapper = connections.get( serverAddress );
+			if ( wrapper == null ) {
+				port = 6667;
+				int i = serverAddress.indexOf( ':', serverAddress.lastIndexOf( ']' ) + 1 );
+				if ( i != -1 ) {
+					host = serverAddress.substring( 0, i );
+					if ( i + 1 < serverAddress.length() && serverAddress.charAt( i + 1 ) == '+' ) {
+						ssl = true;
+						i++;
+					}
+					port = Util.parseInt( serverAddress.substring( i + 1 ), 0 );
+				}
+				if ( Util.isEmpty( host ) ) {
+					outErrors.add( "Host is empty after parsing" );
+					return;
+				}
+				if ( host.charAt( 0 ) == '[' && host.length() > 2 ) {
+					host = host.substring( 1, host.length() - 1 );
+				}
+
+				IRCSSLSupport sslSupport = null;
+				if ( ssl ) {
+					sslSupport = new IRCSSLSupport()
+					{ // Return null everywhere so java uses the defaults
+						@Override
+						public TrustManager[] getTrustManagers()
+						{
+							return null;
+						}
+
+						@Override
+						public SecureRandom getSecureRandom()
+						{
+							return null;
+						}
+
+						@Override
+						public KeyManager[] getKeyManagers()
+						{
+							return null;
+						}
+					};
+				}
+				wrapper = new Wrapper( serverAddress );
+				IRCConfig config = IRCConfigBuilder.newBuilder().autoPong( true ).encoding( "UTF-8" ).host( host )
+						.port( port ).nick( nick ).timeout( 70000 ).exceptionHandler( wrapper ).trafficLogger( IRCTrafficLogger.SYSTEM_OUT )
+						.sslSupport( sslSupport ).build();
+				IRCConnection connection = IRCConnectionFactory.newConnection( config );
+				wrapper.setConnection( connection );
+				connections.put( serverAddress, wrapper );
+			}
+		} // sync end
+		synchronized ( wrapper ) {
+			if ( !wrapper.connection.isConnected() ) {
+				try {
+					wrapper.connection.connect();
+				} catch ( KeyManagementException | NoSuchAlgorithmException | IOException e ) {
+					LOGGER.warn( "Cannot connect to " + host + " port " + port + " SSL: " + ssl, e );
+					outErrors.add( "Cannot connect to " + host + " port " + port + " SSL: " + ssl );
+					return;
+				}
+			}
+			if ( wrapper.connection.isConnected() ) {
+				wrapper.sendMessage( channel, message );
+			}
+		}
+	}
+
+	static class Wrapper implements IRCExceptionHandler, IRCEventListener
+	{
+
+		private IRCConnection connection;
+		private final String host;
+		private final Set<String> channels = new HashSet<>();
+
+		public Wrapper( String host )
+		{
+			this.host = host;
+		}
+
+		public synchronized void ping()
+		{
+			LOGGER.debug( "Pinging " + host );
+			try {
+				connection.send( "PING keepalive" );
+			} catch ( Exception e ) {
+			}
+		}
+
+		public synchronized void sendMessage( String channel, String message )
+		{
+			try {
+				if ( !channels.contains( channel.toLowerCase() ) ) {
+					connection.doJoin( channel );
+				}
+				connection.doPrivmsg( channel, message );
+			} catch ( Exception e ) {
+			}
+		}
+
+		public void setConnection( IRCConnection connection )
+		{
+			if ( this.connection != null )
+				throw new RuntimeException( "Connection already set" );
+			this.connection = connection;
+			connection.addIRCEventListener( this );
+		}
+
+		/*
+		 * IRCExceptionHandler
+		 */
+
+		@Override
+		public void exception( IRCConnection connection, Throwable exception )
+		{
+			LOGGER.warn( "IRC Exception for " + host, exception );
+			if ( exception instanceof IOException ) {
+				connection.close();
+			}
+		}
+
+		/*
+		 * IRCEventListener
+		 */
+
+		@Override
+		public void onRegistered()
+		{
+			LOGGER.debug( "Registered" );
+		}
+
+		@Override
+		public void onDisconnected()
+		{
+			LOGGER.warn( host + " is dead." );
+			synchronized ( connections ) {
+				connections.remove( this.host );
+			}
+		}
+
+		@Override
+		public void onError( String msg )
+		{
+			// TODO Auto-generated method stub
+
+		}
+
+		@Override
+		public void onError( int num, String msg )
+		{
+			// TODO Auto-generated method stub
+
+		}
+
+		@Override
+		public void onInvite( String chan, IRCUser user, String passiveNick )
+		{
+			// TODO Auto-generated method stub
+
+		}
+
+		@Override
+		public synchronized void onJoin( String chan, IRCUser user )
+		{
+			if ( user.getNick().equalsIgnoreCase( connection.getNick() ) ) {
+				LOGGER.debug( "I joined " + chan );
+				channels.add( chan.toLowerCase() );
+			}
+		}
+
+		@Override
+		public synchronized void onKick( String chan, IRCUser user, String passiveNick, String msg )
+		{
+			if ( passiveNick.equalsIgnoreCase( connection.getNick() ) ) {
+				LOGGER.debug( "I was kicked from " + chan );
+				channels.remove( chan.toLowerCase() );
+			}
+		}
+
+		@Override
+		public void onMode( String chan, IRCUser user, IRCModeParser modeParser )
+		{
+			// TODO Auto-generated method stub
+
+		}
+
+		@Override
+		public void onMode( IRCUser user, String passiveNick, String mode )
+		{
+			// TODO Auto-generated method stub
+
+		}
+
+		@Override
+		public void onNick( IRCUser user, String newNick )
+		{
+			// TODO Auto-generated method stub
+
+		}
+
+		@Override
+		public void onNotice( String target, IRCUser user, String msg )
+		{
+			// TODO Auto-generated method stub
+
+		}
+
+		@Override
+		public synchronized void onPart( String chan, IRCUser user, String msg )
+		{
+			if ( user.getNick().equalsIgnoreCase( connection.getNick() ) ) {
+				LOGGER.debug( "I left " + chan );
+				channels.remove( chan.toLowerCase() );
+			}
+		}
+
+		@Override
+		public void onPing( String ping )
+		{
+			// TODO Auto-generated method stub
+
+		}
+
+		@Override
+		public void onPrivmsg( String target, IRCUser user, String msg )
+		{
+			// TODO Auto-generated method stub
+
+		}
+
+		@Override
+		public void onQuit( IRCUser user, String msg )
+		{
+			// TODO Auto-generated method stub
+
+		}
+
+		@Override
+		public void onReply( int num, String value, String msg )
+		{
+			// TODO Auto-generated method stub
+
+		}
+
+		@Override
+		public void onTopic( String chan, IRCUser user, String topic )
+		{
+			// TODO Auto-generated method stub
+
+		}
+
+		@Override
+		public void unknown( String prefix, String command, String middle, String trailing )
+		{
+			// TODO Auto-generated method stub
+
+		}
+
+	}
+
+}